Finding the Third Proportional to 19,565,559 and 42,502,455

Step by Step Solution

1. Step 1: Write the proportion equation
   19,565,559 : 42,502,455 = 42,502,455 : x
2. Step 2: Convert to fraction form
   19,565,559/42,502,455 = 42,502,455/x
3. Step 3: Cross multiply
   19,565,559x = 42,502,455 × 42,502,455
4. Step 4: Simplify right side
   19,565,559x = 1,806,458,681,027,025
5. Step 5: Solve for x
   x = 1,806,458,681,027,025/19,565,559
6. Step 6: Final answer
   x = 92,328,498.31